AWS E308Mo vs. S32615 Stainless Steel

Both AWS E308Mo and S32615 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS E308Mo and the bottom bar is S32615 stainless steel.

AWS E308Mo (W30820) Weld Metal UNS S32615 Stainless Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		190

Elongation at Break, %		40
Elongation at Break, %		28

Poisson's Ratio		0.28
Poisson's Ratio		0.28

Shear Modulus, GPa		78
Shear Modulus, GPa		75

Tensile Strength: Ultimate (UTS), MPa		620
Tensile Strength: Ultimate (UTS), MPa		620

Thermal Properties

Latent Heat of Fusion, J/g		290
Latent Heat of Fusion, J/g		370

Melting Completion (Liquidus), °C		1440
Melting Completion (Liquidus), °C		1350

Melting Onset (Solidus), °C		1400
Melting Onset (Solidus), °C		1310

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		500

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		15

Otherwise Unclassified Properties

Base Metal Price, % relative		19
Base Metal Price, % relative		24

Density, g/cm³		7.9
Density, g/cm³		7.6

Embodied Carbon, kg CO₂/kg material		3.8
Embodied Carbon, kg CO₂/kg material		4.4

Embodied Energy, MJ/kg		53
Embodied Energy, MJ/kg		63

Embodied Water, L/kg		160
Embodied Water, L/kg		170

Common Calculations

PREN (Pitting Resistance)		28
PREN (Pitting Resistance)		21

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		14

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		22
Strength to Weight: Axial, points		23

Strength to Weight: Bending, points		20
Strength to Weight: Bending, points		21

Thermal Shock Resistance, points		16
Thermal Shock Resistance, points		15

Alloy Composition

Carbon (C), %		0 to 0.080
Carbon (C), %		0 to 0.070

Chromium (Cr), %		18 to 21
Chromium (Cr), %		16.5 to 19.5

Copper (Cu), %		0 to 0.75
Copper (Cu), %		1.5 to 2.5

Iron (Fe), %		59.6 to 70.5
Iron (Fe), %		46.4 to 57.9

Manganese (Mn), %		0.5 to 2.5
Manganese (Mn), %		0 to 2.0

Molybdenum (Mo), %		2.0 to 3.0
Molybdenum (Mo), %		0.3 to 1.5

Nickel (Ni), %		9.0 to 12
Nickel (Ni), %		19 to 22

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.045

Silicon (Si), %		0 to 1.0
Silicon (Si), %		4.8 to 6.0

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.030